### Home > MC2 > Chapter 2 > Lesson 2.1.3 > Problem 2-42

2-42.

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Consider how many marbles are not red

and how many total marbles are in his bag.

Be sure to know what probability is.

How many purple marbles are in his bag?

The probability is 0. Make sure to know why and explainwhat a probability of 0 means.